package bhmedia.dungdq.kiemhiepaudio.model;

import java.util.Calendar;

import bhmedia.dungdq.kiemhiepaudio.R;

import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.os.Bundle;
import android.text.format.DateFormat;
import android.view.LayoutInflater;
import android.view.View;
import android.view.Window;
import bhmedia.dungdq.kiemhiepaudio.model.TimePicker.OnTimeChangedListener;

public class MyTimePickerDialog extends AlertDialog implements OnClickListener, OnTimeChangedListener {

	/**
	* The callback interface used to indicate the user is done filling in
	* the time (they clicked on the 'Set' button).
	*/
	public interface OnTimeSetListener {
	
		/**
		 * @param view The view associated with this listener.
		 * @param hourOfDay The hour that was set.
		 * @param minute The minute that was set.
		 */
		void onTimeSet(TimePicker view, int hourOfDay, int minute, int seconds);
	}

	private static final String HOUR = "hour";
	private static final String MINUTE = "minute";
	private static final String SECONDS = "seconds";
	private static final String IS_24_HOUR = "is24hour";
	
	private final TimePicker mTimePicker;
	private final OnTimeSetListener mCallback;
	private final Calendar mCalendar;
	private final java.text.DateFormat mDateFormat;
	
	int mInitialHourOfDay;
	int mInitialMinute;
	int mInitialSeconds;    
	boolean mIs24HourView;

	/**
	* @param context Parent.
	* @param callBack How parent is notified.
	* @param hourOfDay The initial hour.
	* @param minute The initial minute.
	* @param is24HourView Whether this is a 24 hour view, or AM/PM.
	*/
	public MyTimePickerDialog(Context context,
	    OnTimeSetListener callBack,
	    int hourOfDay, int minute, int seconds, boolean is24HourView) {
	
	this(context, 0,
	        callBack, hourOfDay, minute, seconds, is24HourView);
	}

	/**
	* @param context Parent.
	* @param theme the theme to apply to this dialog
	* @param callBack How parent is notified.
	* @param hourOfDay The initial hour.
	* @param minute The initial minute.
	* @param is24HourView Whether this is a 24 hour view, or AM/PM.
	*/
	@SuppressWarnings("deprecation")
	public MyTimePickerDialog(Context context, int theme, OnTimeSetListener callBack, int hourOfDay, int minute, int seconds, boolean is24HourView) {
		super(context, theme);
		requestWindowFeature(Window.FEATURE_NO_TITLE);
		mCallback = callBack;
		mInitialHourOfDay = hourOfDay;
		mInitialMinute = minute;
		mInitialSeconds = seconds;
		mIs24HourView = is24HourView;
		
		mDateFormat = DateFormat.getTimeFormat(context);
		mCalendar = Calendar.getInstance();
		updateTitle(mInitialHourOfDay, mInitialMinute, mInitialSeconds);
		
		setButton(context.getText(R.string.time_set), this);
		setButton2(context.getText(R.string.cancel), (OnClickListener) null);
		//setIcon(android.R.drawable.ic_dialog_time);
		
		LayoutInflater inflater = 
		        (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
		View view = inflater.inflate(R.layout.time_picker_dialog, null);
		setView(view);
		mTimePicker = (TimePicker) view.findViewById(R.id.timePicker);
		
		// initialize state
		mTimePicker.setCurrentHour(mInitialHourOfDay);
		mTimePicker.setCurrentMinute(mInitialMinute);
		mTimePicker.setCurrentSecond(mInitialSeconds);
		mTimePicker.setIs24HourView(mIs24HourView);
		mTimePicker.setOnTimeChangedListener(this);      
	}

	public void onClick(DialogInterface dialog, int which) {
		if (mCallback != null) {
		    mTimePicker.clearFocus();
		    mCallback.onTimeSet(mTimePicker, mTimePicker.getCurrentHour(), 
		            mTimePicker.getCurrentMinute(), mTimePicker.getCurrentSeconds());
		}
	}

	public void onTimeChanged(TimePicker view, int hourOfDay, int minute, int seconds) {
		updateTitle(hourOfDay, minute, seconds);
	}

	public void updateTime(int hourOfDay, int minutOfHour, int seconds) {
		mTimePicker.setCurrentHour(hourOfDay);
		mTimePicker.setCurrentMinute(minutOfHour);
		mTimePicker.setCurrentSecond(seconds);
	}

	private void updateTitle(int hour, int minute, int seconds) {
		mCalendar.set(Calendar.HOUR_OF_DAY, hour);
		mCalendar.set(Calendar.MINUTE, minute);
		mCalendar.set(Calendar.SECOND, seconds);
		setTitle(mDateFormat.format(mCalendar.getTime()) + ":" + String.format("%02d" , seconds));
	}

	@Override
	public Bundle onSaveInstanceState() {
		Bundle state = super.onSaveInstanceState();
		state.putInt(HOUR, mTimePicker.getCurrentHour());
		state.putInt(MINUTE, mTimePicker.getCurrentMinute());
		state.putInt(SECONDS, mTimePicker.getCurrentSeconds());
		state.putBoolean(IS_24_HOUR, mTimePicker.is24HourView());
		return state;
	}

	@Override
	public void onRestoreInstanceState(Bundle savedInstanceState) {
		super.onRestoreInstanceState(savedInstanceState);
		int hour = savedInstanceState.getInt(HOUR);
		int minute = savedInstanceState.getInt(MINUTE);
		int seconds = savedInstanceState.getInt(SECONDS);
		mTimePicker.setCurrentHour(hour);
		mTimePicker.setCurrentMinute(minute);
		mTimePicker.setCurrentSecond(seconds);
		mTimePicker.setIs24HourView(savedInstanceState.getBoolean(IS_24_HOUR));
		mTimePicker.setOnTimeChangedListener(this);
		updateTitle(hour, minute, seconds);
	}
}
